package com.byxy.ssm.demo.service;

import com.byxy.ssm.demo.entity.User;

public interface UserSerice {
	/**
	 * 
	 * @param userName
	 * @param userPassword
	 * @return  找到 返回对象     找不到 返回 null
	 */
	User getByNameAndPassword(String userName, String userPassword);

	void save(String user_name, String user_nick, String user_password, Integer user_type);

	

}
